ms5637.c (8c125f5f325e5caf171f6af95b7cfe7f3e3ba78b) ms5637.c (07498719bedecc8be1ecc62ea50315e91a668cac)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * ms5637.c - Support for Measurement-Specialties MS5637, MS5805
4 * MS5837 and MS8607 pressure & temperature sensor
5 *
6 * Copyright (c) 2015 Measurement-Specialties
7 *
8 * (7-bit I2C slave address 0x76)

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31#include "../common/ms_sensors/ms_sensors_i2c.h"
32
33struct ms_tp_data {
34 const char *name;
35 const struct ms_tp_hw_data *hw;
36};
37
38static const int ms5637_samp_freq[6] = { 960, 480, 240, 120, 60, 30 };
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * ms5637.c - Support for Measurement-Specialties MS5637, MS5805
4 * MS5837 and MS8607 pressure & temperature sensor
5 *
6 * Copyright (c) 2015 Measurement-Specialties
7 *
8 * (7-bit I2C slave address 0x76)

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31#include "../common/ms_sensors/ms_sensors_i2c.h"
32
33struct ms_tp_data {
34 const char *name;
35 const struct ms_tp_hw_data *hw;
36};
37
38static const int ms5637_samp_freq[6] = { 960, 480, 240, 120, 60, 30 };
39/* String copy of the above const for readability purpose */
40static const char ms5637_show_samp_freq[] = "960 480 240 120 60 30";
41
39
40static ssize_t ms5637_show_samp_freq(struct device *dev, struct device_attribute *attr, char *buf)
41{
42 struct iio_dev *indio_dev = dev_to_iio_dev(dev);
43 struct ms_tp_dev *dev_data = iio_priv(indio_dev);
44 int i, len = 0;
45
46 for (i = 0; i <= dev_data->hw->max_res_index; i++)
47 len += sysfs_emit_at(buf, len, "%u ", ms5637_samp_freq[i]);
48 sysfs_emit_at(buf, len - 1, "\n");
49
50 return len;
51}
52
42static int ms5637_read_raw(struct iio_dev *indio_dev,
43 struct iio_chan_spec const *channel, int *val,
44 int *val2, long mask)
45{
46 int ret;
47 int temperature;
48 unsigned int pressure;
49 struct ms_tp_dev *dev_data = iio_priv(indio_dev);

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109 },
110 {
111 .type = IIO_PRESSURE,
112 .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED),
113 .info_mask_shared_by_all = BIT(IIO_CHAN_INFO_SAMP_FREQ),
114 }
115};
116
53static int ms5637_read_raw(struct iio_dev *indio_dev,
54 struct iio_chan_spec const *channel, int *val,
55 int *val2, long mask)
56{
57 int ret;
58 int temperature;
59 unsigned int pressure;
60 struct ms_tp_dev *dev_data = iio_priv(indio_dev);

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120 },
121 {
122 .type = IIO_PRESSURE,
123 .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED),
124 .info_mask_shared_by_all = BIT(IIO_CHAN_INFO_SAMP_FREQ),
125 }
126};
127
117static IIO_CONST_ATTR_SAMP_FREQ_AVAIL(ms5637_show_samp_freq);
128static IIO_DEV_ATTR_SAMP_FREQ_AVAIL(ms5637_show_samp_freq);
118
119static struct attribute *ms5637_attributes[] = {
129
130static struct attribute *ms5637_attributes[] = {
120 &iio_const_attr_sampling_frequency_available.dev_attr.attr,
131 &iio_dev_attr_sampling_frequency_available.dev_attr.attr,
121 NULL,
122};
123
124static const struct attribute_group ms5637_attribute_group = {
125 .attrs = ms5637_attributes,
126};
127
128static const struct iio_info ms5637_info = {

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133};
134
135static const struct attribute_group ms5637_attribute_group = {
136 .attrs = ms5637_attributes,
137};
138
139static const struct iio_info ms5637_info = {

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